Finding the Fourth Proportional to 9,104.56, 12,565.42 and 5,126.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,104.56 : 12,565.42 = 5,126.42 : x
2. Step 2: Convert to fraction form
   9,104.56/12,565.42 = 5,126.42/x
3. Step 3: Cross multiply
   9,104.56x = 12,565.42 × 5,126.42
4. Step 4: Simplify right side
   9,104.56x = 64,415,620.40
5. Step 5: Solve for x
   x = 64,415,620.40/9,104.56
6. Step 6: Final answer
   x = 7,075.09